Method and apparatus for fiber cooling

Details Method and apparatus for fiber cooling Method and apparatus for fiber cooling

1992-07-14

1994-05-24

Lindsay, Robert L.

Glass manufacturing

Processes

Forming product or preform from molten glass

65 12, 65 343, C03B 37023

Patent

active

053145151

ABSTRACT:
A method and apparatus for cooling a glass optical fiber drawn from a glass preform, prior to applying a protective coating to the fiber, wherein the fiber is transported through a cooling zone containing coolant consisting of a solid or liquid dispersion of a condensible gas, the gas being a chemical element or compound having a vapor pressure of at least 1 atmosphere at 25.degree. C. such that rapid coolant vaporization at ambient temperatures is insured, are provided.

REFERENCES:
patent: 3759681 (1973-09-01), Russell
patent: 3867118 (1975-02-01), Russell
patent: 4125387 (1978-11-01), Gunter
patent: 4437870 (1984-03-01), Miller
patent: 4514205 (1985-04-01), Darcangelo et al.
patent: 4583485 (1986-04-01), Smith
patent: 4664689 (1987-05-01), Davis
patent: 5043001 (1991-08-01), Cain et al.

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